Pith Number

pith:PCNUUQYH

pith:2022:PCNUUQYHTEBXUMHRFC6CZN3ZWL

not attested not anchored not stored refs pending

Instability of gravitational and electromagnetic perturbations of extremal Reissner-Nordstr\"om spacetime

Marios Antonios Apetroaie

arxiv:2211.09182 v1 · 2022-11-16 · gr-qc · math-ph · math.AP · math.DG · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PCNUUQYHTEBXUMHRFC6CZN3ZWL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Taming the Aretakis instability: extremal black holes with multi-degenerate horizons

Receipt and verification

First computed	2026-07-05T05:16:53.463419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

789b4a430799037a30f128bc2cb779b2c23d21da943fbce2ee1006acb13b9c50

Aliases

arxiv: 2211.09182 · arxiv_version: 2211.09182v1 · doi: 10.48550/arxiv.2211.09182 · pith_short_12: PCNUUQYHTEBX · pith_short_16: PCNUUQYHTEBXUMHR · pith_short_8: PCNUUQYH

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PCNUUQYHTEBXUMHRFC6CZN3ZWL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 789b4a430799037a30f128bc2cb779b2c23d21da943fbce2ee1006acb13b9c50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64df67ff5081d5afcd4ee679cbc28a75bee01408116765a07206be8065c191d6",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-11-16T20:05:03Z",
    "title_canon_sha256": "4468461a227169e03b5e8bd544ba2f0b355f0a234d4ea15041550aa8c13cd55b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.09182",
    "kind": "arxiv",
    "version": 1
  }
}